The subject of this article or section is part of Hallow's End, a seasonal event that lasts two weeks. Once the event has run its course, this will no longer be available until next year, but there are no guarantees.
Naga Female Mask is a mask that can be used by players at any level that not only places a the mask on the players face, but also provides a small buff. This mask increases your intellect by 35 (for level 85 players).
These are purchasable in stacks of 5 for 5 from the mask vendors: Spanky just outside Stormwind City and Farina in the Ruins of Lordaeron.